With more than eight years of experience in machine learning, natural language processing (NLP), and large language models (LLMs), I am a Data Scientist, NLP/LLM Engineer, and AI Developer specializing in fine-tuning, deploying, and optimizing AI-driven solutions for text analysis, data classification, and information retrieval, including working with models like BERT, LLaMA, Mistral 7B, and GPT for tasks such as toxicity detection and ethical compliance, and implementing Retrieval-Augmented Generation (RAG) using vector-based search with PostgreSQL.